Roller grinding equipment convenient to position

Abstract

The utility model discloses roll grinding equipment convenient to position, which belongs to the technical field of roll grinding and comprises a mounting frame and a support plate frame. An industrial robot is fixedly mounted on the upper side of the mounting frame, and a grinding knife is fixedly mounted at the output end of the industrial robot. A first support frame and a second support frame are fixedly mounted on the support plate frame; connecting assemblies are installed on the two sides of the supporting plate frame. The first motor is fixedly mounted on the first support frame; the output end of the first motor is in transmission connection with the connecting assembly through the transmission assembly. A lifting mechanism is mounted on the second support frame; the lifting mechanism comprises a lifting assembly and positioning assemblies, the lifting assembly is installed on the second supporting frame, and the two positioning assemblies are symmetrically installed at the moving end of the lifting assembly. Through the mode, the lifting assembly drives the positioning assembly to contract while driving the roller to move upwards, so that the roller is just lifted to the position aligned with the rotating block; therefore, the center of the roller is automatically aligned with the rotating block, and the roller is more convenient to install.

Description

Technical Field

[0001] The utility model relates to the technical field of roll grinding, in particular to a roll grinding device convenient for positioning. Background Art

[0002] After a roll is used for a period of time, there is a certain amount of wear on its surface. If it continues to be used, it will affect the production accuracy. Therefore, the roll usually needs to be removed and ground and repaired again through a grinding machine and a grinding tool.

[0003] For example, Chinese Patent CN218801033U discloses a roll grinding mechanism. This mechanism drives the roll to rotate through a motor, and drives the grinding tool to move through the motor, screw rod and nut sleeve, so as to grind the roll through the grinding tool.

[0004] However, rolls have different sizes. When installing the roll, it is difficult to position the center of rolls with different sizes, so it is difficult to install and connect the roll, which affects the grinding efficiency.

[0005] Based on this, the utility model designs a roll grinding device convenient for positioning to solve the above problems. Summary of the Utility Model

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a roll grinding device convenient for positioning.

[0007] To achieve the above object, the utility model is realized through the following technical solutions:

[0008] A roll grinding device convenient for positioning, comprising a mounting frame and a support plate frame;

[0009] An industrial robot is fixedly installed on the upper side of the mounting frame, and a grinding tool is fixedly installed at the output end of the industrial robot; a first support frame is fixedly installed on the left side of the support plate frame, and a second support frame is arranged between the support plate frames; connecting components are symmetrically installed on both sides of the support plate frame; a first motor is fixedly installed on the upper side of the first support frame; a transmission component is rotatably installed on the left side of the support plate frame, and the output end of the first motor is in transmission connection with the connecting component through the transmission component; a lifting mechanism is installed on the second support frame;

[0010] The lifting mechanism includes a lifting component and a positioning component. The lifting component is installed on the second support frame, and two positioning components are symmetrically installed on the moving end of the lifting component.

[0011] Furthermore, the connecting component includes a rotating component and a locking component. The rotating component is installed on both sides of the support plate frame, and the locking component is installed on the upper side of the rotating component.

[0012] Further, the rotating assembly includes a rotating block, a slot, a plug rod, a coupling slot and a shaft key. The rotating block is rotatably mounted on the upper side of the support plate frame. The rotating block on the left support plate frame is fixedly connected to a synchronous pulley of the transmission assembly. A through slot is formed in the middle of the rotating block. The slot is in limit sliding connection with the plug rod. A coupling slot for inserting the rotating shaft of the rolling mill is formed inside the plug rod. A shaft key for inserting into the shaft key slot on the rotating shaft of the rolling mill is fixedly installed in the coupling slot. A plurality of plug rods are provided, and the sizes of the coupling slots and shaft keys on different plug rods are different.

[0013] Further, the locking assembly includes a locking pin, a locking block and a locking slot. Locking slots are formed inside the rotating block and in the middle of the plug rod. The locking slot is in plug connection with the locking pin. The end of the locking pin is hinged with the locking block. A torsion spring is sleeved on the hinge shaft of the locking pin and the locking block. The two elastic feet of the torsion spring are respectively abutted against the locking pin and the locking block.

[0014] Further, the lifting assembly includes a second motor, a threaded rod, a moving sleeve, a limiting rod and a support plate. The second motor is fixedly installed at the bottom of the second support frame. The output end of the second motor passes through the second support frame and is fixedly connected to one end of the threaded rod. The other end of the threaded rod is in threaded connection with the bottom of the moving sleeve through a threaded sleeve. The top of the moving sleeve is fixedly installed in the middle of the lower side of the support plate. Limiting rods are symmetrically and fixedly installed on both sides of the bottom of the support plate. The limiting rods are in limit sliding connection with the second support frame.

[0015] Further, the lifting assembly further includes an arc-shaped groove. An arc-shaped groove for supporting the rolling mill is formed on the upper side of the support plate.

[0016] Further, the positioning assembly includes a first hinge rod, a second hinge rod, a support roller, a positioning plate and a limiting slide rod. Support rollers and positioning plates are symmetrically arranged on both sides of the support plate. The positioning plate is located above the support roller. The middle parts of the sides of the support roller and the support plate are respectively rotatably connected to one end of the first hinge rod. The other ends of the first hinge rods on the support roller and the support plate are hinged. The middle parts of the sides of the support roller and the positioning plate are respectively rotatably connected to one end of the first hinge rod. The other ends of the first hinge rods on the support roller and the positioning plate are hinged. The middle parts of the sides of the support roller and the support plate are respectively rotatably connected to one end of the second hinge rod. The other ends of the second hinge rods on the support roller and the support plate are hinged. The middle parts of the sides of the support roller and the positioning plate are respectively rotatably connected to one end of the second hinge rod. The other ends of the second hinge rods on the support roller and the positioning plate are hinged. Limiting slide rods are symmetrically and fixedly installed on the outer sides of the positioning plate. The limiting slide rods are in limit sliding connection with the support plate frame. The inner sides of the support roller, the positioning plate and the support plate are tangent to the same circular arc, and the center of the circular arc is on the same horizontal line as the rotation center of the rotating block.

[0017] Further, the hinge points of the support roller, the positioning plate, the support plate with the first hinge rod and the second hinge rod are located on the same circular arc, the center of this circular arc is on the same horizontal line as the rotation center of the rotating block, and the extension line of the connection line between the hinge points of the first hinge rods and the hinge points of the second hinge rods passes through the center of this circular arc.

[0018] The beneficial effects of the present utility model compared with the prior art are as follows:

[0019] Start the lifting component to drive the roller to move upward, and at the same time drive the positioning component to contract. Through the positioning function of the positioning component, the roller is just lifted to make the rotation center coincide with the rotation center of the rotating block; thus, the center of the roller is automatically aligned with the rotating block, making the installation of the roller more convenient; connect with the roller through the connection component, and at this time, operate the lifting component to drive the positioning component to reset; judge the size of the roller according to the moving distance of the lifting component, so as to adjust the industrial robot to drive the grinding tool to move to the edge of the roller; the first motor drives the connection component to rotate through the transmission component, and the rotation of the connection component drives the roller to rotate; the industrial robot drives the grinding tool to move, and grinds the roller through the grinding tool. Description of the Drawings

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0021] Figure 1 Isometric view of a roller grinding device for facilitating positioning of the present utility model Figure 1 ;

[0022] Figure 2 Front view of a roller grinding device for facilitating positioning of the present utility model;

[0023] Figure 3 Is a schematic diagram of the support plate frame and its connection structure;

[0024] Figure 4 Is a schematic diagram of the support plate and its connection structure;

[0025] Figure 5 Is a schematic diagram of the rotating block and its connection structure.

[0026] The reference numerals in the drawings respectively represent:

[0027] 1. Mounting frame; 11. Industrial robot; 2. Support plate frame; 21. First support frame; 22. Second support frame; 3. Knife grinding; 4. First motor; 41. Transmission component; 5. Connection component; 51. Rotating block; 52. Slot; 53. Plug rod; 54. Locking pin; 55. Locking block; 56. Coupling groove; 57. Shaft key; 58. Locking groove; 6. Lifting mechanism; 61. Lifting component; 611. Second motor; 612. Threaded rod; 613. Moving sleeve; 614. Limiting rod; 615. Support plate; 616. Arc groove; 62. Positioning component; 621. First hinge rod; 622. Second hinge rod; 623. Support roller; 624. Positioning plate; 625. Limiting slide bar; 7. Roller. Detailed implementation mode

[0028] In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0029] The "left", "right", "front", "rear", "upper" and "lower" mentioned in the following description are oriented in the perspective direction of the front view.

[0030] Embodiment 1

[0031] In some embodiments, please refer to the attached drawings of the specification Figures 1-3 , a roller grinding device convenient for positioning, including a mounting frame 1 and a support plate frame 2;

[0032] An industrial robot 11 is fixedly installed on the upper side of the mounting frame 1, and a knife grinding 3 is fixedly installed at the output end of the industrial robot 11; a first support frame 21 is fixedly installed on the left side of the support plate frame 2, and a second support frame 22 is arranged between the support plate frames 2; connection components 5 are symmetrically installed on both sides of the support plate frame 2; a first motor 4 is fixedly installed on the upper side of the first support frame 21; a transmission component 41 is rotatably installed on the left side of the support plate frame 2, and the output end of the first motor 4 is in transmission connection with the connection component 5 through the transmission component 41; a lifting mechanism 6 is installed on the second support frame 22;

[0033] The lifting mechanism 6 includes a lifting component 61 and a positioning component 62. The lifting component 61 is installed on the second support frame 22, and two positioning components 62 are symmetrically installed on the moving end of the lifting component 61.

[0034] The industrial robot 11 is set as an xyz three-axis lead screw guide linear module, which is a mature structure in the market of this field.

[0035] The transmission assembly 41 is set as a synchronous pulley and synchronous belt transmission structure.

[0036] In this embodiment, when the roll grinding equipment that is convenient for positioning works normally, the roll 7 is placed between the lifting assembly 61 and the positioning assembly 62, and the roll 7 is supported by the lifting assembly 61; the lifting assembly 61 is started to drive the roll 7 to move upward, and at the same time drives the positioning assembly 62 to contract. Through the positioning function of the positioning assembly 62, the roll 7 is just lifted to make the rotation center coincide with the rotation center of the rotating block 51; thus, the center of the roll 7 is automatically aligned with the rotating block 51, making the installation of the roll 7 more convenient; the roll 7 is connected through the connecting assembly 5. At this time, the lifting assembly 61 is operated to drive the positioning assembly 62 to reset; the size of the roll 7 is judged according to the moving distance of the lifting assembly 61, so as to adjust the industrial robot 11 to drive the grinding tool 3 to move to the edge of the roll 7; the first motor 4 drives the connecting assembly 5 to rotate through the transmission assembly 41, and the connecting assembly 5 rotates to drive the roll 7 to rotate; the industrial robot 11 drives the grinding tool 3 to move, and the roll 7 is ground by the grinding tool 3.

[0037] Embodiment Two

[0038] In some embodiments, as Figures 1-5 shown, as a preferred embodiment of the present invention, the connecting assembly 5 includes a rotating assembly and a locking assembly. The rotating assembly is installed on both sides of the support plate frame 2, and the locking assembly is installed on the upper side of the rotating assembly;

[0039] The rotating assembly includes a rotating block 51, a slot 52, a plug rod 53, a coupling slot 56 and a shaft key 57. The rotating block 51 is rotatably installed on the upper side of the support plate frame 2, and the rotating block 51 on the left support plate frame 2 is fixedly connected to a synchronous pulley of the transmission assembly 41; a through slot 52 is opened in the middle of the rotating block 51, and the slot 52 is in limit sliding connection with the plug rod 53. A coupling slot 56 for inserting the rotating shaft of the roll 7 is opened inside the plug rod 53, and a shaft key 57 for inserting into the shaft key slot on the rotating shaft of the roll 7 is fixedly installed in the coupling slot 56; a plurality of plug rods 53 are provided, and the sizes of the coupling slots 56 and shaft keys 57 on different plug rods 53 are different;

[0040] The locking assembly includes a locking pin 54, a locking block 55 and a locking slot 58. Locking slots 58 are opened inside the rotating block 51 and in the middle of the plug rod 53, and the locking slots 58 are in plug connection with the locking pin 54. A locking block 55 is hinged to the end of the locking pin 54, and a torsion spring is sleeved on the hinge shaft of the locking pin 54 and the locking block 55. The two elastic feet of the torsion spring are respectively abutted against the locking pin 54 and the locking block 55;

[0041] The lifting assembly 61 includes a second motor 611, a threaded rod 612, a moving sleeve 613, a limiting rod 614, and a support plate 615. The second motor 611 is fixedly installed at the bottom of the second support frame 22. The output end of the second motor 611 passes through the second support frame 22 and is fixedly connected to one end of the threaded rod 612. The other end of the threaded rod 612 is threadedly connected to the bottom of the moving sleeve 613 through a threaded sleeve. The top of the moving sleeve 613 is fixedly installed in the middle of the lower side of the support plate 615. Limiting rods 614 are symmetrically and fixedly installed on both sides of the bottom of the support plate 615, and the limiting rods 614 are in limiting sliding connection with the second support frame 22.

[0042] The lifting assembly 61 further includes an arc-shaped groove 616. An arc-shaped groove 616 for supporting the rolling mill roll 7 is provided on the upper side of the support plate 615.

[0043] The positioning assembly 62 includes a first hinge rod 621, a second hinge rod 622, a support roll 623, a positioning plate 624, and a limiting slide rod 625. Support rolls 623 and positioning plates 624 are symmetrically arranged on both sides of the support plate 615, and the positioning plate 624 is located above the support roll 623. The middle parts of the sides of the support roll 623 and the support plate 615 are respectively rotatably connected to one end of the first hinge rod 621, and the other ends of the first hinge rods 621 on the support roll 623 and the support plate 615 are hinged. The middle parts of the sides of the support roll 623 and the positioning plate 624 are respectively rotatably connected to one end of the first hinge rod 621, and the other ends of the first hinge rods 621 on the support roll 623 and the positioning plate 624 are hinged. The middle parts of the sides of the support roll 623 and the support plate 615 are respectively rotatably connected to one end of the second hinge rod 622, and the other ends of the second hinge rods 622 on the support roll 623 and the support plate 615 are hinged. The middle parts of the sides of the support roll 623 and the positioning plate 624 are respectively rotatably connected to one end of the second hinge rod 622, and the other ends of the second hinge rods 622 on the support roll 623 and the positioning plate 624 are hinged. Limiting slide rods 625 are symmetrically and fixedly installed on the outside of the positioning plate 624, and the limiting slide rods 625 are in limiting sliding connection with the support plate frame 2. The inner sides of the support roll 623, the positioning plate 624, and the support plate 615 are tangent to the same circular arc, and the center of this circular arc and the rotation center of the rotating block 51 are on the same horizontal line.

[0044] The hinge points of the support roll 623, the positioning plate 624, and the support plate 615 with the first hinge rod 621 and the second hinge rod 622 are located on the same circular arc. The center of this circular arc and the rotation center of the rotating block 51 are on the same horizontal line, and the extension line of the connection line between the hinge points of the first hinge rods 621 and the hinge points of the second hinge rods 622 passes through the center of this circular arc.

[0045] In this embodiment, when the connecting component 5 and the lifting mechanism 6 are working properly, the roller 7 is placed in the arc-shaped groove 616 on the upper side of the support plate 615, and the roller 7 is supported by the arc-shaped groove 616, and the side of the roller 7 is supported by the support roller 623; the second motor 611 is started to drive the threaded rod 612 to rotate, and the rotation of the threaded rod 612 drives the moving sleeve 613 and the support plate 615 to move. The moving sleeve 613 and the support plate 615 move vertically under the limiting action of the limiting rod 614, so as to drive the roller 7 to move vertically. During this process, the support plate 615 drives the first hinge rod 621 and the second hinge rod 622 to move, and the first hinge rod 621 and the second hinge rod 622 synchronously drive the support roller 623 and the positioning plate 624 to move. During this process, the hinge points of the support roller 623, the positioning plate 624, the support plate 615 with the first hinge rod 621 and the second hinge rod 622 are located on the same arc, and the inner sides of the support roller 623, the positioning plate 624, and the support plate 615 are tangent to the same arc; until the positioning plate 624 contacts the roller 7, the two positioning plates 624 clamp the roller 7, and at this time, the rotation center line of the roller 7 coincides with the rotation center line of the rotating block 51; the insertion rod 53 is rotated, and the insertion rod 53 drives the rotating block 51 to rotate until the shaft key 57 in the insertion rod 53 is aligned with the shaft key groove on the rotating shaft of the roller 7; the insertion rod 53 is pushed inward, and the insertion rod 53 moves horizontally under the limiting action of the insertion slot 52, inserts the rotating shaft of the roller 7 into the coupling groove 56, and inserts the shaft key 57 into the shaft key groove on the rotating shaft of the roller 7, thereby completing the connection and installation of the roller 7; at this time, the locking groove 58 on the insertion rod 53 is aligned with the locking groove 58 on the rotating block 51, the locking block 55 is rotated so that the locking block 55 coincides with the locking pin 54, the torsion spring between the locking pin 54 and the locking block 55 twists, inserts the locking pin 54 and the locking block 55 into the locking groove 58, and then the torsion spring resets to drive the locking block 55 to reset, completing the locking of the insertion rod 53 and the rotating block 51.

[0046] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A roller grinding device that is easy to position, comprising a mounting frame (1) and a support plate frame (2), characterized in that: An industrial robot (11) is fixedly mounted on the upper side of the mounting frame (1), and a sharpener (3) is fixedly mounted on the output end of the industrial robot (11); a first support frame (21) is fixedly mounted on the left side of the support frame (2), and a second support frame (22) is arranged between the support frame (2); connecting components (5) are symmetrically mounted on both sides of the support frame (2); a first motor (4) is fixedly mounted on the upper side of the first support frame (21); a transmission component (41) is rotatably mounted on the left side of the support frame (2), and the output end of the first motor (4) is transmission-connected to the connecting component (5) via the transmission component (41); a lifting mechanism (6) is mounted on the second support frame (22); The lifting mechanism (6) comprises a lifting component (61) and a positioning component (62); the lifting component (61) is mounted on the second support frame (22); and two positioning components (62) are symmetrically mounted on the moving end of the lifting component (61).

2. The roll grinding device for easy positioning according to claim 1, characterized in that: The connecting assembly (5) comprises a rotating assembly and a locking assembly. The rotating assembly is mounted on both sides of the supporting plate frame (2), and the locking assembly is mounted on the upper side of the rotating assembly.

3. The roll grinding device for easy positioning according to claim 2, characterized in that: The rotating assembly comprises a rotating block (51), a slot (52), an insert rod (53), a coupling groove (56) and a shaft key (57); the rotating block (51) is rotatably mounted on the upper side of the support plate frame (2); the rotating block (51) on the left support plate frame (2) is fixedly connected to a synchronous pulley of the transmission assembly (41); a through slot (52) is provided in the middle of the rotating block (51); the slot (52) is limitedly slidably connected to the insert rod (53); a coupling groove (56) for plugging into the rotating shaft of the rolling roller (7) is provided on the inner side of the insert rod (53); a shaft key (57) for plugging into the shaft key groove on the rotating shaft of the rolling roller (7) is fixedly mounted in the coupling groove (56); a plurality of insert rods (53) are provided, and the sizes of the coupling grooves (56) and the shaft keys (57) on different insert rods (53) are different.

4. The roll grinding device for facilitating positioning according to claim 3, characterized in that: The locking assembly comprises a locking pin (54), a locking block (55) and a locking groove (58). The inner side of the rotating block (51) and the middle part of the inserting rod (53) are provided with a locking groove (58). The locking groove (58) is plugged with the locking pin (54). The end of the locking pin (54) is hinged with the locking block (55). A torsion spring is sleeved on the hinge axis of the locking pin (54) and the locking block (55). Two elastic legs of the torsion spring are respectively in contact with the locking pin (54) and the locking block (55).

5. The roll grinding device for facilitating positioning according to claim 4, characterized in that: The lifting assembly (61) includes a second motor (611), a threaded rod (612), a movable sleeve (613), a limiting rod (614) and a support plate (615). The second motor (611) is fixedly mounted on the bottom of the second support frame (22). The output end of the second motor (611) passes through the second support frame (22) and is fixedly connected to one end of the threaded rod (612); the other end of the threaded rod (612) is threadedly connected to the bottom of the movable sleeve (613) through a threaded sleeve; the top of the movable sleeve (613) is fixedly mounted on the middle part of the lower side of the support plate (615); limiting rods (614) are symmetrically fixedly mounted on both sides of the bottom of the support plate (615), and the limiting rods (614) are slidingly connected to the second support frame (22) in a limiting manner.

6. The roll grinding device for easy positioning according to claim 5, characterized in that: The lifting assembly (61) further comprises an arc-shaped groove (616), and the upper side of the support plate (615) is provided with an arc-shaped groove (616) for supporting the rolling roller (7).

7. The roll grinding device for facilitating positioning according to claim 6, characterized in that: The positioning assembly (62) comprises a first hinge rod (621), a second hinge rod (622), a support roller (623), a positioning plate (624) and a limiting sliding rod (625). The support roller (623) and the positioning plate (624) are symmetrically arranged on both sides of the support plate (615), and the positioning plate (624) is located on the upper side of the support roller (623); the middle parts of the side edges of the support roller (623) and the support plate (615) are respectively rotatably connected to one end of the first hinge rod (621), and the other end of the first hinge rod (621) on the support roller (623) and the support plate (615) are hinged; the middle parts of the side edges of the support roller (623) and the positioning plate (624) are respectively rotatably connected to one end of the first hinge rod (621), and the other end of the first hinge rod (621) on the support roller (623) and the positioning plate (624) are hinged; The middle parts of the sides of the support roller (623) and the support plate (615) are rotatably connected to one end of the second hinge rod (622), and the other end of the second hinge rod (622) on the support roller (623) and the support plate (615) is hinged; the middle parts of the sides of the support roller (623) and the positioning plate (624) are rotatably connected to one end of the second hinge rod (622), and the other end of the second hinge rod (622) on the support roller (623) and the positioning plate (624) is hinged; the outer side of the positioning plate (624) is symmetrically fixed with a limit slide bar (625), and the limit slide bar (625) is slidably connected to the support plate frame (2), and the inner sides of the support roller (623), the positioning plate (624) and the support plate (615) are tangent to the same arc, and the arc center of the arc and the rotation center of the rotating block (51) are located on the same horizontal line.

8. The roll grinding device for facilitating positioning according to claim 7, characterized in that: The hinge points of the support roller (623), the positioning plate (624), the support plate (615) and the first hinge rod (621) and the second hinge rod (622) are located on the same arc, the center of the arc and the rotation center of the rotating block (51) are located on the same horizontal line, and the extension line of the line connecting the hinge points between the first hinge rods (621) and the hinge points between the second hinge rods (622) passes through the center of the arc.

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